Algae: Classification and Characteristics · NCERT Biology

Pyrenoids, which are found in the chloroplasts of most green algae, contain:

  1. Both protein and starch
  2. Only starch grains
  3. Only oil droplets
  4. Only protein bodies
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Correct answer: Both protein and starch

Pyrenoids are specialized subcellular compartments in the chloroplasts of Chlorophyceae. They contain protein besides starch and function as centers for carbon fixation.

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